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java.util.stream

Collectors

object Collectors

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Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. def averagingDouble[T](mapper: ToDoubleFunction[_ >: T]): Collector[T, AnyRef, Double]
  6. def averagingInt[T](mapper: ToIntFunction[_ >: T]): Collector[T, AnyRef, Double]
  7. def averagingLong[T](mapper: ToLongFunction[_ >: T]): Collector[T, AnyRef, Double]
  8. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native()
  9. def collectingAndThen[T, A, R, RR](downstream: Collector[T, A, R], finisher: Function[R, RR]): Collector[T, A, RR]
  10. def counting[T](): Collector[T, AnyRef, Long]
  11. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  12. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  13. def filtering[T, A, R](predicate: Predicate[_ >: T], downstream: Collector[_ >: T, A, R]): Collector[T, AnyRef, R]
  14. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable])
  15. def flatMapping[T, U, A, R](mapper: Function[_ >: T, _ <: Stream[U]], downstream: Collector[_ >: U, A, R]): Collector[T, AnyRef, R]
  16. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  17. def groupingBy[T, K, A, D](classifier: Function[_ >: T, _ <: K], downstream: Collector[_ >: T, A, D]): Collector[T, AnyRef, Map[K, D]]
  18. def groupingBy[T, K, D, A, M <: Map[K, D]](classifier: Function[_ >: T, _ <: K], mapFactory: Supplier[M], downstream: Collector[_ >: T, A, D]): Collector[T, AnyRef, M]
  19. def groupingBy[T, K](classifier: Function[_ >: T, _ <: K]): Collector[T, AnyRef, Map[K, List[T]]]
  20. def groupingByConcurrent[T <: AnyRef, K <: AnyRef, A, D <: AnyRef](classifier: Function[_ >: T, _ <: K], downstream: Collector[_ >: T, A, D]): Collector[T, AnyRef, ConcurrentMap[K, D]]
  21. def groupingByConcurrent[T <: AnyRef, K <: AnyRef, D, A, M <: ConcurrentMap[K, D]](classifier: Function[_ >: T, _ <: K], mapFactory: Supplier[M], downstream: Collector[_ >: T, A, D]): Collector[T, AnyRef, M]
  22. def groupingByConcurrent[T <: AnyRef, K <: AnyRef](classifier: Function[_ >: T, _ <: K]): Collector[T, AnyRef, ConcurrentMap[K, List[T]]]
  23. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  24. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  25. def joining(delimiter: CharSequence, prefix: CharSequence, suffix: CharSequence): Collector[CharSequence, AnyRef, String]
  26. def joining(delimiter: CharSequence): Collector[CharSequence, AnyRef, String]
  27. def joining(): Collector[CharSequence, AnyRef, String]
  28. def mapping[T, U, A, R](mapper: Function[_ >: T, _ <: U], downstream: Collector[_ >: U, A, R]): Collector[T, AnyRef, R]
  29. def maxBy[T](comparator: Comparator[_ >: T]): Collector[T, AnyRef, Optional[T]]
  30. def minBy[T](comparator: Comparator[_ >: T]): Collector[T, AnyRef, Optional[T]]
  31. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  32. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  33. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  34. def partitioningBy[T, D, A](predicate: Predicate[_ >: T], downstream: Collector[_ >: T, A, D]): Collector[T, AnyRef, Map[Boolean, D]]
  35. def partitioningBy[T](predicate: Predicate[_ >: T]): Collector[T, AnyRef, Map[Boolean, List[T]]]
  36. def reducing[T, U](identity: U, mapper: Function[_ >: T, _ <: U], op: BinaryOperator[U]): Collector[T, AnyRef, U]
  37. def reducing[T](identity: T, op: BinaryOperator[T]): Collector[T, AnyRef, T]
  38. def reducing[T](op: BinaryOperator[T]): Collector[T, AnyRef, Optional[T]]
  39. def summarizingDouble[T](mapper: ToDoubleFunction[_ >: T]): Collector[T, AnyRef, DoubleSummaryStatistics]
  40. def summarizingInt[T](mapper: ToIntFunction[_ >: T]): Collector[T, AnyRef, IntSummaryStatistics]
  41. def summarizingLong[T](mapper: ToLongFunction[_ >: T]): Collector[T, AnyRef, LongSummaryStatistics]
  42. def summingDouble[T](mapper: ToDoubleFunction[_ >: T]): Collector[T, AnyRef, Double]
  43. def summingInt[T](mapper: ToIntFunction[_ >: T]): Collector[T, AnyRef, Int]
  44. def summingLong[T](mapper: ToLongFunction[_ >: T]): Collector[T, AnyRef, Long]
  45. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  46. def teeing[T, R1, R2, R](downstream1: Collector[T, AnyRef, R1], downstream2: Collector[T, AnyRef, R2], merger: BiFunction[_ >: R1, _ >: R2, R]): Collector[T, AnyRef, R]
  47. def toCollection[T, C <: Collection[T]](collectionFactory: Supplier[C]): Collector[T, AnyRef, C]
  48. def toConcurrentMap[T, K, U, M <: ConcurrentMap[K, U]](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U], mergeFunction: BinaryOperator[U], mapFactory: Supplier[M]): Collector[T, AnyRef, M]
  49. def toConcurrentMap[T <: AnyRef, K <: AnyRef, U <: AnyRef](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U], mergeFunction: BinaryOperator[U]): Collector[T, AnyRef, ConcurrentMap[K, U]]
  50. def toConcurrentMap[T <: AnyRef, K <: AnyRef, U <: AnyRef](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U]): Collector[T, AnyRef, ConcurrentMap[K, U]]
  51. def toList[T](): Collector[T, AnyRef, List[T]]
  52. def toMap[T, K, U, M <: Map[K, U]](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U], mergeFunction: BinaryOperator[U], mapFactory: Supplier[M]): Collector[T, AnyRef, M]
  53. def toMap[T, K, U](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U], mergeFunction: BinaryOperator[U]): Collector[T, AnyRef, Map[K, U]]
  54. def toMap[T, K, U](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U]): Collector[T, AnyRef, Map[K, U]]
  55. def toSet[T](): Collector[T, AnyRef, Set[T]]
  56. def toString(): String
    Definition Classes
    AnyRef → Any
  57. def toUnmodifiableList[T](): Collector[T, AnyRef, List[T]]
  58. def toUnmodifiableMap[T, K, U](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U], mergeFunction: BinaryOperator[U]): Collector[T, AnyRef, Map[K, U]]
  59. def toUnmodifiableMap[T, K, U](keyMapper: Function[_ >: T, _ <: K], valueMapper: Function[_ >: T, _ <: U]): Collector[T, AnyRef, Map[K, U]]
  60. def toUnmodifiableSet[T](): Collector[T, AnyRef, Set[T]]
  61. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  62. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  63. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()

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